conductivity tester, handheld device provides a qualitative visual indicator of the conductivity of different solutions, acids or salts, Two brass probes can be touched to a solid substance, or immersed in a liquid, to show conductivity on green LEDs
Conductivity of Solution Demonstration, Visual demonstration of the conductive properties of a variety of liquids, Apparatus includes 1 Glass tumbler, 1 light bulb 1 lid with socket, binding posts and electrodes
Dry Field Mapping Kit, includes cork-covered base, 30cmx26cm; pad of 25 sheets pre-printed conductive paper 28cmx21.5cm; pad of 100 sheets preprinted paper for drawing fields; ten metal-headed push pins; a silver conductive pen
List View
Easy View (new)
